Oil companies earned a permanent enemy in me when they messed with the electric car the first time around, and I think they continue to do a disservice in making it seem like fossil fuels are cheaper than they really are in terms of total cost.

I think electric cars can help save Detroit. They reflect good decision-making, and there has been bad decision making in the auto industry for so long, in my view.

Resistance to change is always the biggest obstacle.

In the case of all the carmakers, there's a certain amount of greenwash. Take Toyota: They were pushing the Prius while they were meanwhile marketing the hell out of the Sequoia and other models with terrible gas mileage.

Oil companies earned a permanent enemy in me when they messed with the electric car the first time around, and I think they continue to do a disservice in making it seem like fossil fuels are cheaper than they really are in terms of total cost.

I think China is set up to surpass the US on the even more critical industry of green power.

Solar, for example - which has typically been thought of as so expensive - is cheap when compared with, for example, the cost of cleaning up the Fukushima nuclear disaster and the Gulf.